Vulnerability Details : CVE-2021-30838
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15 and iPadOS 15. A malicious application may be able to execute arbitrary code with system privileges on devices with an Apple Neural Engine.
Vulnerability category: Memory CorruptionExecute code
Products affected by CVE-2021-30838
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-30838
0.12%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 46 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-30838
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
9.3
|
HIGH | AV:N/AC:M/Au:N/C:C/I:C/A:C |
8.6
|
10.0
|
NIST | |
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
References for CVE-2021-30838
-
https://support.apple.com/en-us/HT212814
About the security content of iOS 15 and iPadOS 15 - Apple SupportRelease Notes;Vendor Advisory
-
http://seclists.org/fulldisclosure/2021/Oct/61
Full Disclosure: APPLE-SA-2021-10-26-9 Additional information for APPLE-SA-2021-09-20-1 iOS 15 and iPadOS 15Mailing List;Release Notes;Third Party Advisory
-
https://support.apple.com/kb/HT212804
About the security content of macOS Big Sur 11.6 - Apple SupportVendor Advisory
-
https://support.apple.com/kb/HT212807
About the security content of iOS 14.8 and iPadOS 14.8 - Apple SupportVendor Advisory
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